air·way / ˈeərˌwā/ • n. 1. the passage by which air reaches a person's lungs. ∎  a tube for supplying air to a person's lungs in an emergency. ∎  a ventilating passage in a mine.2. a recognized route followed by aircraft. ∎  (Airways) in names of airlines: British Airways.

airway (air-way) n.
1. any of the passages of the respiratory system.

2. any device that enables the flow of air into and out of the lungs. See nasopharyngeal airway, oropharyngeal airway.